Finding the Third Proportional to 21,408.75 and 44,309.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,408.75 : 44,309.25 = 44,309.25 : x
2. Step 2: Convert to fraction form
   21,408.75/44,309.25 = 44,309.25/x
3. Step 3: Cross multiply
   21,408.75x = 44,309.25 × 44,309.25
4. Step 4: Simplify right side
   21,408.75x = 1,963,309,635.56
5. Step 5: Solve for x
   x = 1,963,309,635.56/21,408.75
6. Step 6: Final answer
   x = 91,705.94